Function createRandomTestMap

spn/navigator/map_test.go:48–155

(seed int64, size int)

}

func createRandomTestMap(seed int64, size int) *Map {
	fakeLock.Lock()
	defer fakeLock.Unlock()

	// Seed with parameter to make it reproducible.
	gofakeit.Seed(seed)

	// Enforce minimum size.
	if size < 10 {
		size = 10
	}

	// Create Hub list.
	hubs := make([]*hub.Hub, 0, size)

	// Create Intel data structure.
	mapIntel := &hub.Intel{
		Hubs: make(map[string]*hub.HubIntel),
	}

	// Define periodic values.
	var currentGroup string

	// Create [size] fake Hubs.
	for i := range size {
		// Change group every 5 Hubs.
		if i%5 == 0 {
			currentGroup = gofakeit.Username()
		}

		// Create new fake Hub and add to the list.
		h := createFakeHub(currentGroup, true, mapIntel)
		hubs = append(hubs, h)
	}

	// Fake three superseeded Hubs.
	for i := range 3 {
		h := hubs[size-1-i]

		// Set FirstSeen in the past and copy an IP address of an existing Hub.
		h.FirstSeen = time.Now().Add(-1 * time.Hour)
		if i%2 == 0 {
			h.Info.IPv4 = hubs[i].Info.IPv4
		} else {
			h.Info.IPv6 = hubs[i].Info.IPv6
		}
	}

	// Create Lanes between Hubs in order to create the network.
	totalConnections := size * 10
	for range totalConnections {
		// Get new random indexes.
		indexA := gofakeit.Number(0, size-1)
		indexB := gofakeit.Number(0, size-1)
		if indexA == indexB {
			continue
		}